﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Sharp01
{
    class Rectangle
    {
        int x, y;
        public void setValues(int a, int b)
        {
            x = a;
            y = b;
        }
        public int area()
        {
            return (x * y);
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
         Rectangle  recta = new   Rectangle();
         Rectangle  rectb = new  Rectangle();
         recta.setValues(3, 4);
         rectb.setValues(5, 6);
         Console.WriteLine("rect a:{0}", recta.area());
         Console.WriteLine("rect b:{0}", rectb.area());
        }
    }
}
